Answer:
B
Step-by-step explanation:
(3x+3)(x+4)
3x × x = 3x²
3x × 4 = 12x
3 × x = 3x
3 × 4 = 12
3x²+12x+3x+12
3x² + 15x + 12
Answer:
There are n+1 terms in (a+b)^n.
Answer:
13
Step-by-step explanation:
i did the assignment
Answer:
42/49 is the fraction
Step-by-step explanation:
you can't simplify so put the amount correct over the amount total.